Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6528213 | Storage battery | Yasuyuki Yoshihara, Go Kashio, Fumiaki Seta | 2003-03-04 |
| 6475665 | Lead acid storage battery | Hiroshi Okamoto, Shozo Murochi | 2002-11-05 |
| 6291104 | Storage battery | Yasuyuki Yoshihara, Go Kashio, Fumiaki Seta | 2001-09-18 |
| 5540915 | Method for making highly oxidized lead powder used for a lead storage battery | Hiroshi Yasuda, Katsuhiro Takahashi, Kenzo Yamamoto | 1996-07-30 |
| 5401278 | Method of making battery plates for lead acid storage batteries | Hiroshi Yasuda, Hiroshi Okamoto, Katsuhiro Takahashi | 1995-03-28 |
| 5227150 | Method for continuously manufacturing red lead | Hiroshi Yasuda, Katsuhiro Takahashi, Kenzo Yamamoto | 1993-07-13 |
| 4986317 | Method for making electrode plate for lead storage batteries | Katsuhiro Takahashi, Hiroshi Yasuda, Ichiro Sano, Toshiaki Kimura | 1991-01-22 |